EP 3147894 B1 20190220 - ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY PANEL, OLED DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME
Title (en)
ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY PANEL, OLED DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME
Title (de)
ANZEIGETAFEL MIT ORGANISCHER LICHTEMITTIERENDER DIODE (OLED) UND VERFAHREN ZUR ANSTEUERUNG DAVON
Title (fr)
PANNEAU D'AFFICHAGE À DIODE ÉLECTROLUMINESCENTE ORGANIQUE (DELO), DISPOSITIF D'AFFICHAGE À DELO ET SON PROCÉDÉ DE COMMANDE
Publication
Application
Priority
KR 20150136459 A 20150925
Abstract (en)
[origin: EP3147894A1] Disclosed herein are an OLED display panel (410) further including a switching transistor (T-SW) for controlling application of supply voltage (VDD_EL) in the initializing interval of a pixel (P), an OLED display device including the same, and a method for driving the same. The OLED display panel (410) avoids a short-circuit between supply voltage VDD_EL and reference voltage Vref to thereby reduce initialization voltage applied to the gate terminal of the driving transistor T_dr. The OLED display device can achieve various effects such as improved response characteristics of pixels by reducing deviation in the initial voltage used in sampling.
IPC 8 full level
G09G 3/3225 (2016.01); G09G 3/3233 (2016.01)
CPC (source: CN EP US)
G09G 3/3208 (2013.01 - CN); G09G 3/3233 (2013.01 - EP US); G09G 2300/0814 (2013.01 - EP US); G09G 2300/0819 (2013.01 - EP US); G09G 2300/0842 (2013.01 - EP US); G09G 2300/0861 (2013.01 - EP US); G09G 2300/0866 (2013.01 - EP US); G09G 2310/0251 (2013.01 - EP US); G09G 2310/0286 (2013.01 - US); G09G 2320/0252 (2013.01 - US); G09G 2320/0257 (2013.01 - US); G09G 2330/00 (2013.01 - EP US); G09G 2330/04 (2013.01 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3147894 A1 20170329; EP 3147894 B1 20190220; CN 106847169 A 20170613; CN 106847169 B 20190618; KR 102509185 B1 20230313; KR 20170037729 A 20170405; US 10083656 B2 20180925; US 2017092193 A1 20170330
DOCDB simple family (application)
EP 16190336 A 20160923; CN 201610849475 A 20160923; KR 20150136459 A 20150925; US 201615272350 A 20160921